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Home >> Toyota >> 2009 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (Engine Control System (1AR-FE) - Circuit Testing, Component Inspection, Removal & Installation) >> Throttle Body >> Removal

Throttle Body: Removal

WARNING: This page is about a different variant/trim than selected.
  1. REMOVE WINDSHIELD WIPER MOTOR AND LINK 

    HINT:

    See the steps from "Remove front wiper arm and blade assembly LH" through "Remove windshield wiper motor and link" (See REMOVAL ).

  2. SEPARATE EJECTOR TUBE  (See REMOVAL )
  3. REMOVE OUTER COWL TOP PANEL SUB-ASSEMBLY  (See REMOVAL )
  4. REMOVE COOL AIR INTAKE DUCT SEAL  (See REMOVAL )
  5. REMOVE NO. 1 ENGINE UNDER COVER 
  6. DRAIN ENGINE COOLANT  (See COOLANT )
  7. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY  (See REMOVAL )
  8. REMOVE NO. 1 VACUUM SWITCHING VALVE  (See REMOVAL )
  9. REMOVE AIR CLEANER CAP SUB-ASSEMBLY 
    1. Disconnect the mass air flow meter connector and separate the hose from hose clamp.
      Fig 1: Locating Mass Air Flow Meter Connector
      G06111262Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the ventilation hose from the cylinder head cover.
    3. Disconnect the hose from the air cleaner cap sub-assembly and the hose clamp.
      Fig 2: Locating Air Cleaner Cap Sub-Assembly And Hose Clamp
      G06111263Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Disconnect the 2 vacuum hoses from the air cleaner cap sub-assembly.
    5. Separate the 2 vacuum hoses from the 2 hose clamps.
      Fig 3: Locating Vacuum Hoses
      G06111264Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Unlock the hose band and separate the air cleaner cap sub-assembly from the throttle body assembly.
      Fig 4: Locating Hose Band
      G06111265Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Remove the 2 bolts and air cleaner cap sub-assembly.
      Fig 5: Locating Bolts And Air Cleaner Cap Sub-Assembly
      G06111266Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. REMOVE THROTTLE BODY ASSEMBLY 
    1. Disconnect the throttle body assembly connector.
    2. Disconnect the fuel tube from the clamp.
      Fig 6: Locating Throttle Body Assembly Connector
      G06023416Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Disconnect the 2 water by-pass hoses from the throttle body assembly.
      Fig 7: Locating Water By-Pass Hoses
      G06023417Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the 4 bolts and the throttle body assembly with the fuel tube bracket.
      Fig 8: Locating Bolts And Throttle Body Assembly
      G06023418Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Remove the bolt and fuel tube bracket.
      Fig 9: Locating Bolt And Fuel Tube Bracket
      G05997156Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the gasket from the intake manifold.
      Fig 10: Locating Gasket
      G05997157Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002